CN105714658B - A kind of surface evenness real-time monitoring system - Google Patents
A kind of surface evenness real-time monitoring system Download PDFInfo
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- CN105714658B CN105714658B CN201410736562.2A CN201410736562A CN105714658B CN 105714658 B CN105714658 B CN 105714658B CN 201410736562 A CN201410736562 A CN 201410736562A CN 105714658 B CN105714658 B CN 105714658B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 23
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Abstract
The invention discloses a kind of surface evenness real-time monitoring systems, including the acceleration transducer for acquiring jolt inertia force of the automobile in road traveling in real time, for acquiring the speed encoder of automobile speed signal in real time, for according to the acceleration sensor outputs signals and the speed encoder output signal and the data collecting card for being converted to digital signal, and digital signal for receiving data collecting card output and the master controller of surface evenness is calculated according to jolting for automobile, the output of master controller is terminated with the printer for printing the calculated surface evenness of master controller, the output of master controller is terminated with the display for showing the calculated surface evenness of master controller, data collecting card is connected to 5V power supply system.Simple, easy to use, the surface evenness that satisfies the need the monitoring effect of the structure of the surface evenness real-time monitoring system is good, and production cost is low, convenient for promoting the use of.
Description
Technical field
The present invention relates to a kind of monitoring systems, and in particular to a kind of surface evenness real-time monitoring system.
Background technique
Detection surface evenness instrument uses section type instrument at present, and three kinds of reaction equation instrument and inertia-type instrument etc..At these
The shortcomings that section type levelling instrument is must to rely on manual operation measurement in method, and speed is slower, can not be applied to the road of stratum reticulare grade
Surface evenness measurement.The shortcomings that reaction equation levelling instrument is that indirect road pavement profile measures, but measures vehicle for road
The reaction of facial contour variation, this reaction may be influenced by the suspension system or suspension system of vehicle itself.In addition such instrument
Device need to be measured with fixed speed, or develop velocity correction mode, this is very inconvenient.Inertia in contrast
Formula levelling instrument is suitble to collect the shortcomings that a large amount of surface evenness data significantly improves section type levelling instrument, but has again simultaneously
Have the advantages that in section type levelling instrument measuring principle, and be that road pavement directly carries out profile measurement, has corrected reaction equation really
The shortcomings that levelling instrument, accuracy are that height also has the advantages that quickly to detect compared with reaction equation levelling instrument.Most of market is all adopted at present
With inertia-type instrument.The one kind of eight wheel instrument as inertia-type instrument, may be implemented road evenness and continuously measures and may be implemented
Number display, printing, record.But it must pull by tractor and advance, speed is affected by front truck, and inconvenient
It is measured on the highway runed.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art described above, a kind of surface evenness real time monitoring system is provided
System.Simple, easy to use, the surface evenness that satisfies the need the monitoring effect of the structure of the surface evenness real-time monitoring system is good, production
It is at low cost, convenient for promoting the use of.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of surface evenness real-time monitoring system, it is special
Sign is: including for acquiring jolt inertia force of the automobile in road traveling in real time acceleration transducer, for adopting in real time
Collect the speed encoder of automobile speed signal, for defeated according to the acceleration sensor outputs signals and the speed encoder
Signal and the data collecting card of digital signal is converted to out, and the digital signal for receiving the data collecting card output is simultaneously
The master controller of surface evenness is calculated according to jolting for automobile, the acceleration transducer is defeated with the data collecting card
Enter end to connect, the speed encoder connects with the input terminal of the data collecting card, the output end of the data collecting card with
The input terminal of the master controller connects, and the output of the master controller is terminated with for putting down the calculated road surface of master controller
Whole to spend the printer that prints, the output of the master controller is terminated with for by the calculated surface evenness of master controller
The display shown, the data collecting card are connected to 5V power supply system；The speed encoder is mounted on automobile rear wheel
On, the acceleration transducer is mounted in car steering room.
Above-mentioned a kind of surface evenness real-time monitoring system, it is characterised in that: the data collecting card is USB9008 number
According to capture card.
Above-mentioned a kind of surface evenness real-time monitoring system, it is characterised in that: the master controller is laptop.
A kind of above-mentioned surface evenness real-time monitoring system, it is characterised in that: the output end of the data collecting card with
The input terminal of master controller is connected by USB interface.
Above-mentioned a kind of surface evenness real-time monitoring system, it is characterised in that: the data collecting card and the 5V are supplied
Electric system is connected by USB interface.
Above-mentioned a kind of surface evenness real-time monitoring system, it is characterised in that: the display is liquid crystal display.
Compared with the prior art, the present invention has the following advantages:
1, structure of the invention is simple, novel in design reasonable.
2, structure of the invention is simple, and design rationally, is adapted to entire road surface one acquisition and completes surface evenness survey
Amount, and master controller is made to control acquisition of the data collecting card to data according to speed encoder, that is, use speed encoder conduct
The measurement standard of data acquisition intervals eliminates influence of the speed to collection result, to keep the monitoring system road pavement smooth
The monitoring precision of degree is not influenced by speed.
3, cost of implementation of the invention is low, and using effect is good, convenient for promoting the use of.
In conclusion the configuration of the present invention is simple, novel in design reasonable, functional reliability is high, long service life, using effect
It is good, convenient for promoting the use of.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is schematic block circuit diagram of the invention.
Description of symbols:
1-acceleration transducer；2-speed encoders；3-5V power supply systems；
4-data collecting cards；5-master controllers；6-printers；
7-displays.
Specific embodiment
A kind of surface evenness real-time monitoring system as shown in Figure 1, including for acquiring automobile in real time in road traveling
When the acceleration transducer 1 of the inertia force that jolts, the speed encoder 2 for acquiring automobile speed signal in real time, be used for basis
1 output signal of acceleration transducer and 2 output signal of the speed encoder and the data acquisition for being converted to digital signal
Card 4, and for receiving digital signal that the data collecting card 4 exports and calculating surface evenness according to jolting for automobile
Master controller 5, the acceleration transducer 1 connects with the input terminal of the data collecting card 4, the speed encoder 2 with
The input terminal of the data collecting card 4 connects, the input terminal phase of the output end of the data collecting card 4 and the master controller 5
It connects, the output of the master controller 5 is terminated with the printer for printing the calculated surface evenness of master controller 5
6, the output of the master controller 5 is terminated with the display for showing the calculated surface evenness of master controller 5
7, the data collecting card 4 is connected to 5V power supply system 3；The speed encoder 2 is mounted on automobile rear wheel, the acceleration
Sensor 1 is mounted in car steering room.
In the present embodiment, the data collecting card 4 is USB9008 data collecting card.The master controller 5 is notebook electricity
Brain.The output end of the data collecting card 4 is connected with the input terminal of master controller 5 by USB interface.The data collecting card 4
Connected with the 5V power supply system 3 by USB interface.The display 7 is liquid crystal display.
In the present embodiment, which utilizes and is integrated in master controller 5 and the USB9008 data of DAQ company is cooperated to adopt
Truck reflects surface evenness degree by acquisition acceleration value.There are following characteristics for Labview platform used in the invention: 1, main
Controller 5 can be collected with road pavement all data carry out integration ask acceleration root-mean-square value, international roughness index, flatness
Standard deviation etc..2, USB9008 data collecting card has high acquisition rate, and high-precision adc conversion function can be master controller 5
It calculates relevant parameter and accurate data basis is provided.3, it changes when acceleration transducer 1 is exported with automobile bumpiness.Data
This variation is passed to master controller 5 by digital signal by capture card 4.4, master controller 5 receives data by USB interface and adopts
Then the data of truck 4 carry out processing to data and obtain relevant conclusion.5, speed encoder 2 in real time believe by acquisition automobile speed
Number.The signal is the second critical data of data processing.
The present invention acquires acceleration value and vehicle speed value by data collecting card 4, calculates speed according to automobile back wheel size
Encoder 2 counts the distance of a running car.Then a data are acquired according to the every 10cm of the requirement of construction inspection rules.Root
Primary distance is counted according to speed encoder 2 can calculate 10cm need n computations.It is primary by the every n times acquisition of this calculated value
Data.Data collecting card 4 also stops acquisition when the car is stopped, can eliminate influence of the speed to acquisition data in this way.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention
Technical spirit any simple modification, change and equivalent structure transformation to the above embodiments, still fall within skill of the present invention
In the protection scope of art scheme.
Claims (4)
1. a kind of surface evenness real-time monitoring system, it is characterised in that: including for acquiring automobile in real time in road traveling
The acceleration transducer (1) of the inertia force that jolts, the speed encoder (2) for acquiring automobile speed signal in real time, be used for root
According to the acceleration transducer (1) output signal and the speed encoder (2) output signal and the number for being converted to digital signal
According to capture card (4), and for receive the data collecting card (4) output digital signal and calculated according to jolting for automobile
The master controller (5) of surface evenness, the acceleration transducer (1) connect with the input terminal of the data collecting card (4), institute
It states speed encoder (2) to connect with the input terminal of the data collecting card (4), the output end of the data collecting card (4) and institute
The input terminal for stating master controller (5) connects, and the output of the master controller (5) is terminated with for calculating master controller (5)
The printer (6) that prints of surface evenness, the output of the master controller (5) is terminated with for by master controller (5)
The display (7) that calculated surface evenness is shown, the data collecting card (4) are connected to 5V power supply system (3)；It is described
Speed encoder (2) is mounted on automobile rear wheel, and the acceleration transducer (1) is mounted in car steering room；
The data collecting card (4) is USB9008 data collecting card, and the display (7) is liquid crystal display.
2. a kind of surface evenness real-time monitoring system according to claim 1, it is characterised in that: the master controller
It (5) is laptop.
3. a kind of surface evenness real-time monitoring system according to claim 1, it is characterised in that: the data collecting card
(4) output end is connected with the input terminal of master controller (5) by USB interface.
4. a kind of surface evenness real-time monitoring system according to claim 1, it is characterised in that: the data collecting card
(4) connected with the 5V power supply system (3) by USB interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410736562.2A CN105714658B (en) | 2014-12-04 | 2014-12-04 | A kind of surface evenness real-time monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410736562.2A CN105714658B (en) | 2014-12-04 | 2014-12-04 | A kind of surface evenness real-time monitoring system |
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| Publication Number | Publication Date |
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| CN105714658A CN105714658A (en) | 2016-06-29 |
| CN105714658B true CN105714658B (en) | 2019-01-25 |
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| CN201410736562.2A Active CN105714658B (en) | 2014-12-04 | 2014-12-04 | A kind of surface evenness real-time monitoring system |
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| CN109695196A (en) * | 2018-12-19 | 2019-04-30 | 安徽省骏腾工程试验检测有限公司 | A kind of road surface laser profilometer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1959755A (en) * | 2006-11-28 | 2007-05-09 | 武汉理工大学 | Device for collecting information of road section |
| CN2938028Y (en) * | 2006-06-13 | 2007-08-22 | 武汉武大卓越科技有限责任公司 | Device for measuring road surface planeness |
| KR20110096706A (en) * | 2010-02-23 | 2011-08-31 | 한국도로공사 | System and method for measuring road evenness through analyzing octave band of oscillation on pavement |
| CN102628249A (en) * | 2012-04-27 | 2012-08-08 | 重庆邮电大学 | Full-automatic inertial sensing pavement evenness detection system and detection method |
| KR20130063811A (en) * | 2011-12-07 | 2013-06-17 | 자동차부품연구원 | Road profiling apparatus and signal processing method thereof and system with the same |
| CN204311328U (en) * | 2014-12-04 | 2015-05-06 | 陕西中大机械集团有限责任公司 | A kind of surface evenness real-time monitoring system |
-
2014
- 2014-12-04 CN CN201410736562.2A patent/CN105714658B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2938028Y (en) * | 2006-06-13 | 2007-08-22 | 武汉武大卓越科技有限责任公司 | Device for measuring road surface planeness |
| CN1959755A (en) * | 2006-11-28 | 2007-05-09 | 武汉理工大学 | Device for collecting information of road section |
| KR20110096706A (en) * | 2010-02-23 | 2011-08-31 | 한국도로공사 | System and method for measuring road evenness through analyzing octave band of oscillation on pavement |
| KR20130063811A (en) * | 2011-12-07 | 2013-06-17 | 자동차부품연구원 | Road profiling apparatus and signal processing method thereof and system with the same |
| CN102628249A (en) * | 2012-04-27 | 2012-08-08 | 重庆邮电大学 | Full-automatic inertial sensing pavement evenness detection system and detection method |
| CN204311328U (en) * | 2014-12-04 | 2015-05-06 | 陕西中大机械集团有限责任公司 | A kind of surface evenness real-time monitoring system |
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| CN105714658A (en) | 2016-06-29 |
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Effective date of registration: 20190520 Address after: 710119 West Avenue 109, New Industrial Park, Xi'an High-tech Zone, Shaanxi Province Patentee after: Shaanxi Zhongdaoding Technology Co., Ltd. Address before: 710119 West Avenue 109, New Industrial Park, Xi'an High-tech Zone, Shaanxi Province Patentee before: Shaanxi Jointank Machinery Group Co., Ltd. |
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Denomination of invention: A real time monitoring system for Pavement Smoothness Effective date of registration: 20210105 Granted publication date: 20190125 Pledgee: Xi'an Guoxin micro credit Co.,Ltd. Pledgor: SHAANXI ZHONGDA LIDING TECHNOLOGY Co.,Ltd. Registration number: Y2021610000003 |
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Correction item: preservation of patent right Correct: Revocation of patent preservation False: Preservation of patent right Number: 42-02 Volume: 37 |